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Theorem option.injective_iff

Modification history

2022-12-07 20:30
src/data/set/basic.lean
refactor(data/set/basic): move image, preimage, and range to a new file (#17842) …
Modified option.injective_iffView on Github →
2022-11-13 12:50
src/data/set/basic.lean
feat(data/set/basic): add `*.range_eq` (#17489) …
Modified option.injective_iffView on Github →
2021-10-21 15:43
src/data/set/basic.lean
feat(logic/function/embedding): add `function.embedding.option_elim` (#9841) …
Added option.injective_iffView on Github →